Finding the Third Proportional to 9,144 and 20,191.50
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Solution
The third proportional to 9,144 and 20,191.50 is: 44,586.25
Step by Step Solution
- Step 1: Write the proportion equation
9,144 : 20,191.50 = 20,191.50 : x - Step 2: Convert to fraction form
9,144/20,191.50 = 20,191.50/x - Step 3: Cross multiply
9,144x = 20,191.50 × 20,191.50 - Step 4: Simplify right side
9,144x = 407,696,672.25 - Step 5: Solve for x
x = 407,696,672.25/9,144 - Step 6: Final answer
x = 44,586.25
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.